Fancy a game of golf in rural surroundings, would you like to eat an ice-cream cone on a farm or sleep in a tree-house? These are all now possible thanks to a rapidly expanding tourist activity known as agritourism.

Studying jelly-fish is a useful activity, especially from the point of view of trying to understand a phenomenon of proliferation of the species that has been observed almost everywhere on the planet for almost three decades.

Chlorine is the main destroyer of the ozone layer. Although its concentration levels showed some signs of decreasing over a twenty-year period, levels have unexpectedly risen in the Northern hemisphere. This observation is the subject of an article published in Nature magazine.